Mainlining
[医]把毒品直接注入静脉
🗣️ 情景例句
Pete Waters, RFD Number 1, Chesterton.
Pete Waters，Chesterton乡村免费邮递路 一号 。
He always forgets to wash behind his ears.
他总是忘记洗耳朵后面。
below 20 per cent, its bactericidal action is negligible.
浓度低于20％时，杀菌能力基本上就不存在了。